Seiko Cal. 7013 - 819

Seiko 7013-819

The 7013-819 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7013 caliber with 36j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-a1e41eec28fc]

Also known as: Sumo

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
37mm
Case Thickness
10.2mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
White
Jewels
36j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1978

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